cycbot | bb9addc975dfdf9dfde3a22e8b9dbba679549961676b4e4bce26caaeefc6a304

General

Target

9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe
Size

180KB
MD5

9576ced894b1306bb46ea64e5e3cc1b3
SHA1

b0aedd64fd52a19d80df3381df1d3a2ff0fef3e9
SHA256

bb9addc975dfdf9dfde3a22e8b9dbba679549961676b4e4bce26caaeefc6a304
SHA512

a9caa0e61e5c356ef79bff9223e1db1a0a6d40690d7b59a601230c0aa2434bba90dbb7035d9e0d90ba9339e6ab79826d40f5c576c77288252119b6f40936c275
SSDEEP

3072:KEVm8FDMBRQW578SzOKdImBUdkDnnzUn0e4TZAQEjaPHEG4hJo5kLctnYZst6AZe:1NJMrdJ5dImBKckD4TKaPE3C5kLctnYn

Score

10^/10

cycbot backdoor discovery rat upx

Malware Config

Signatures

Cycbot
Cycbot is a backdoor and trojan written in C++..
backdoor rat cycbot
Cycbot family
cycbot

Detects Cycbot payload 5 IoCs

Cycbot is a backdoor and trojan written in C++.

resource	yara_rule
behavioral2/memory/3148-15-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4228-16-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4228-17-0x0000000000400000-0x0000000000452000-memory.dmp	family_cycbot
behavioral2/memory/3264-136-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot
behavioral2/memory/4228-287-0x0000000000400000-0x0000000000455000-memory.dmp	family_cycbot

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4228-3-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3148-13-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3148-15-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4228-16-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4228-17-0x0000000000400000-0x0000000000452000-memory.dmp	upx
behavioral2/memory/3264-135-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/3264-136-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4228-287-0x0000000000400000-0x0000000000455000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 3148	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	86
PID 4228 wrote to memory of 3148	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	86
PID 4228 wrote to memory of 3148	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	86
PID 4228 wrote to memory of 3264	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	90
PID 4228 wrote to memory of 3264	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	90
PID 4228 wrote to memory of 3264	4228	9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe startC:\Program Files (x86)\LP\D046\F88.exe%C:\Program Files (x86)\LP\D046
  2⤵
  PID:3148
- C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9576ced894b1306bb46ea64e5e3cc1b3_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\6D433\6F8D0.exe%C:\Users\Admin\AppData\Roaming\6D433
  2⤵
  PID:3264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\6D433\3298.D43

Filesize
996B

MD5
c89d38796410a35be61b7fcff92b929b

SHA1
ef02098c60d3ece47ca321d1143d2c3a36d7c650

SHA256
ec6480d75abefaf2b93318347d6d617f40b678d7153e26ffb1d44f07331df316

SHA512
2871ced159199a662b75545bf3f2f685e949427b1b2b3041d06c6d6018c21f31f30207c7df568eea56aa9367ba287d7d6c522aa09c7ee429048aedee4f2123a3

Download Submit
C:\Users\Admin\AppData\Roaming\6D433\3298.D43

Filesize
600B

MD5
02322ada5825acc8053a31ddfc9cfd5d

SHA1
9af94d69a584ea6ef971d5bff98c23ad509aa466

SHA256
e8730069e7e4015e6630ad8039d7438a0988ec791b3e4812fe9806de90a8fb7f

SHA512
24926b6b672067691f26aab4376cbea297a2529fd24ad7005cbc81c43e70ef33148d84248e1ddde703f3c81b909121e5e6947624b05a6bb3818eca98ccd965f2

Download Submit
C:\Users\Admin\AppData\Roaming\6D433\3298.D43

Filesize
1KB

MD5
84ad327464163ee74cb70d50c1d20aa7

SHA1
6ef3711554eb66e59f4f4ae00551c492301b4260

SHA256
beee7d8ac28f31beae33cb00de1d7e3e6bf18639194bcc5fe98c71153ff0e6be

SHA512
a5551b6a915818ef0c85144cb1184da46b9dbc1f5abdac001430a5c54bbada862995ea0a0d3478225fbf631c19c7a331daf5ce3af2ab2f3351e8b5e6b2695bcb

Download Submit
memory/3148-13-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3148-15-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3264-136-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3264-135-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4228-17-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4228-16-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4228-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4228-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4228-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4228-287-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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